<?php
/**
 * Zend Framework
 * LICENSE
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 * @category Zend
 * @package Zend_Paginator
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license http://framework.zend.com/license/new-bsd New BSD License
 * @version $Id: Array.php 24593 2012-01-05 20:35:02Z matthew $
 */
/**
 *
 * @see Zend_Paginator_Adapter_Interface
 */
require_once 'Zend/Paginator/Adapter/Interface.php';

/**
 *
 * @category Zend
 * @package Zend_Paginator
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license http://framework.zend.com/license/new-bsd New BSD License
 */
class Zend_Paginator_Adapter_Array implements Zend_Paginator_Adapter_Interface {

    /**
     * Array
     * @var array
     */
    protected $_array = null;

    /**
     * Item count
     * @var integer
     */
    protected $_count = null;

    /**
     * Constructor.
     * @param array $array Array to paginate
     */
    public function __construct (array $array) {
        $this -> _array = $array;
        $this -> _count = count ($array);
    }

    /**
     * Returns an array of items for a page.
     * @param integer $offset Page offset
     * @param integer $itemCountPerPage Number of items per page
     * @return array
     */
    public function getItems ($offset, $itemCountPerPage) {
        return array_slice ($this -> _array, $offset, $itemCountPerPage);
    }

    /**
     * Returns the total number of rows in the array.
     * @return integer
     */
    public function count () {
        return $this -> _count;
    }

}